Perhaps you should try some spelling variations:
doanh khoa » toan khoa
hoc doanh » hoa doanh, hoc danh, hoc dan
danh gian » dan gian, danh gia, danh giao
khoa hoc » hoa hoc
hoi danh » hop danh, hoi dan, hoc danh
gian dan » gian lang
thu ban » thu hang
thi dap » thi dan, thi dep, thi dao
thi dai » thoi dai, thi mai, thi hai
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
hoc xa » hoc ma

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu ban ((thi dap) OR (thi dai)), nghien cuu mot hoc doanh khoa hoc xa hoi danh gian dan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ban ((thi dap) OR (thi dai)), nghien cuu mot hoc doanh khoa hoc xa hoi danh gian dan".
• Adding a wildcard symbol may retrieve word variants: thu ban ((thi dap) OR (thi dai)), nghien cuu mot hoc doanh khoa hoc xa hoi danh gian dan*.